200549120

素因数分解:

$2^8\times 5^1\times {\mathrm{156679}}^1$

素因数の和:156700

約数の個数: 36

約数和(自身を含む): 480380880

約数和(自身を除く): 279831760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 156679, 313358, 626716, 783395, 1253432, 1566790, 2506864, 3133580, 5013728, 6267160, 10027456, 12534320, 20054912, 25068640, 40109824, 50137280, 100274560, 200549120]

約数ペア:

[(1, 200549120), (2, 100274560), (4, 50137280), (5, 40109824), (8, 25068640), (10, 20054912), (16, 12534320), (20, 10027456), (32, 6267160), (40, 5013728), (64, 3133580), (80, 2506864), (128, 1566790), (160, 1253432), (256, 783395), (320, 626716), (640, 313358), (1280, 156679)]